/* Clear the default style */

html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    font-weight: normal;
    vertical-align: baseline;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    display: block;
}

ul,
ol,
li {
    list-style: none;
}

blockquote,
q {
    quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
    content: '';
    content: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}


/* custom */

a {
    color: #7e8c8d;
    text-decoration: none;
    -webkit-backface-visibility: hidden;
}

 ::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

 ::-webkit-scrollbar-track-piece {
    background-color: rgba(0, 0, 0, 0.2);
    -webkit-border-radius: 6px;
}

 ::-webkit-scrollbar-thumb:vertical {
    height: 5px;
    background-color: rgba(125, 125, 125, 0.7);
    -webkit-border-radius: 6px;
}

 ::-webkit-scrollbar-thumb:horizontal {
    width: 5px;
    background-color: rgba(125, 125, 125, 0.7);
    -webkit-border-radius: 6px;
}

html,
body {
    width: 100%;
    font-family: "Arial", "Microsoft YaHei", "黑体", "宋体", "微软雅黑", sans-serif;
    background: #333;
}

body {
    line-height: 1;
    -webkit-text-size-adjust: none;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

html {
    overflow-y: scroll;
}

.clearfix:before,
.clearfix:after {
    content: "";
    display: block;
    clear: both;
}

.clearfix {
    *zoom: 1;
}

.dn {
    display: none;
}


/***头部***/

#header {
    width: 100%;
    height: 80px;
    background: #fff;
    position: relative;
}

#header .headerMain {
    width: 1100px;
    margin: 0 auto;
    position: relative;
}

#header .headerMain h1 {
    float: left;
    line-height: 80px;
    font-size: 30px;
}

#header .headerMain .nav {
    float: right;
    margin-top: 50px;
}

#header .headerMain .nav ul li {
    position: relative;
    float: left;
    margin-left: 40px;
}

#header .headerMain .nav ul li .down {
    color: #009EE0;
}

#header .headerMain .nav ul li .up {
    position: absolute;
    top: 0;
    left: 0;
    color: #000;
    width: 0;
    overflow: hidden;
    transition: 1s width;
    white-space: nowrap;
}

#header .headerMain .nav ul li:hover .up {
    width: 100%;
}

#header .headerMain .arrow {
    position: absolute;
    left: 50%;
    top: 80px;
    width: 20px;
    height: 20px;
    z-index: 9;
    /* border: 10px solid #fff;
    border-left: 10px solid transparent;
    border-bottom: 10px solid transparent; */
}

#header .headerMain .arrow1 {
    position: absolute;
    left: 0;
    width: 0;
    height: 0;
    border: 5px solid #fff;
    border-left: 5px solid transparent;
    border-bottom: 5px solid transparent;
}

#header .headerMain .arrow2 {
    position: absolute;
    right: 0;
    width: 0;
    height: 0;
    border: 5px solid #fff;
    border-bottom: 5px solid transparent;
    border-right: 5px solid transparent;
}


/***内容区域****/

#content .menubar {
    position: fixed;
    right: 15px;
    top: 50%;
    z-index: 9;
}

#content .menubar li {
    width: 15px;
    height: 15px;
    border: 1px solid #fff;
    border-radius: 50%;
    margin-bottom: 10px;
    cursor: pointer;
}

#content .menubar li.active {
    background: #fff;
}


/****第一屏***/

#content {
    width: 100%;
    overflow: hidden;
    position: relative;
}

#content .list {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    transition: top 1s;
}

#content .list>li {
    position: relative;
    width: 100%;
    background-repeat: no-repeat;
    background-position: center;
    overflow: hidden;
    height: 1000px;
}

#content .list>li>div {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    width: 1100px;
    height: 520px;
}

#content .list>li:nth-child(1) {
    /* background: #000; */
    background: #A6DDFB;
}

#content .list .home .homeList {
    position: relative;
    width: 1100px;
    height: 520px;
    transition: transform 2s, opacity 2s;
    ;
    transform-style: preserve-3d;
    perspective: 1000px;
}


/***第二屏***/

#content .list>li:nth-child(2) {
    /* background: #000; */
    background: #FE9341;
}

#content .list .works .worksList {
    position: relative;
    width: 1100px;
    height: 520px;
    transition: transform 2s, opacity 2s;
    ;
    transform-style: preserve-3d;
    perspective: 1000px;
}